The skill of ivory softening was used more than 12,000 years ago to make tools - or decorations - that still puzzle modern science.
Sardana Avksentyeva swept to power as mayor of Russia’s diamond capital in September.
Unveiled: two extinct cave lions - dug from the permafrost - make their first appearance since Pleistocene times.
Permafrost remains of long-gone woolly rhinos, mammoths and cave lions bring intriguing scientific breakthrough.
Fast track evolution as great Siberian symbol is surprisingly unmasked as an immigrant breed.
Up to 500 mother bears a year give birth on remote Wrangel island, also the last place to see woolly mammoths.
Tantalising studies now underway to establish if one of two carcases preserved by permafrost has traces of world's oldest mother's milk.
The young beast's head was resting on a paw in frozen ground for up to 50,000 years, shows amazing first picture.
Puppies are 'designer' animals bred by South Korean cloning laboratory, but they flunked test in 13 simple skills for Russian police dogs.
Scientists disclose vital statistics of 'Sibirosaurus', 20 metres (66 ft) in length, able to stand tall on hind legs.